ScreenRuler Mac Release Notes
Latest release: Version 3.1, March 2022.
![]() | Lead Developer Michelle McArdle |
Version 3
Version 3.0 released 20th April 2021.
- Universal app build (Intel and ARM). Future-proofing our apps.
- Minor updates.
Version 3.1
Version 3.1 released 28th March 2022.
- Minor updates to the app and licensing.
- Added Google Analytics so we can better understand how users use our apps. No data collected is personal or can be traced back to the user.
Version 3.2
In development
- User feedback request: underline minimum size to be smaller. It can now go as low as 1 pixel!
- User feedback request: have a status bar icon in the top toolbar (next to the clock). Easy to access the ruler types, preferences and quit ScreenRuler!

- If you would also like to remove ScreenRuler from the Dock at the bottom you can run this command in Terminal:
defaults write com.clarosoftware.ScreenRuler ShowInDock -bool false
System Requirements
- Apple macOS 10.14 or above
- 4GB RAM
- 50MB hard disk space
Version 2.2
Version 2.2 released 15th September 2020.
- Compatible with the new macOS 11 Big Sur.
- New Big Sur-style app icon.
System Requirements
- Apple macOS 10.13 or above
- 4GB RAM
- 47MB hard disk space
Version 2.1
Version 2.1 released 24 September 2019.
- Compatible with the new macOS 10.15 Catalina.
Version 2
Version 2 released May 2019.
- The ScreenRuler overlay now sits on top of all of the display, including system menu items and the ClaroRead toolbar.
Version 1.5
Version 1.5 released February 2019.
- App is now notarized to comply with Apple’s enhanced security.
Version 1.4
Version 1.4.6 Released January 2018.
- Application now accepts ClaroView license keys to unlock the demo version, as well as its own ScreenRuler keys.
Version 1.4 released June 2017.
- Application is now 64-bit.
Version 1.3
Version 1.3 released October 2016.
- Updated to using the Cocoa API from Carbon.
Version 1.2
Version 1.2 released July 2011.
- Full compatibility with Mac OSX Lion.
Version 1.1
Version 1.1 released November 2010.
- Added underline and overlay modes.
Version 1
Version 1 released 2009.
- Initial Release.
More
This page was last updated on 10th May 2022.